ER collet reductions

Collet reductions are used for reduction of collet sizes and means of preinstalling tools.
Features and benefits
Features and benefits

 Surface finish max. Ra 0.25

Higher clamping force and higher transferable torque.

 Length presetting

Tools can be preset outside of the machine.

 Applications

The collet reductions are mainly used on Swiss machines with live tooling.

 Quick change system

Best suited for quick tool change as the cutting tools can be preinstalled.

 Minimal external dimensions

Achieve minimal external dimensions by using Hi-Q / ERM or Hi-Q / ERMX clamping nuts.

Expert advice

We recommend tightening the clamping nuts using a torque wrench. The overview of the recommended tightening torque is available for download in the media center.

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Filter by properties

Title Form Interface size Norm size Length Style Drawings Part No Compare Get an offer
ER 20 / ERM 11
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Standard 20 11 Standard 7162.20110
ERMX 25 / ERMX 16
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Standard 25 16 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7164.25160
ERMX 16 / ERMX 11
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Standard 16 11 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7164.16110
ERMX 20 / ERMX 16
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Standard 20 16 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7164.20160
ERMX 11 / ERMX 8
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Standard 11 8 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7164.11080
ER 25 / ERMX 20
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Standard 25 20 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7165.25200
ER 20 / ERMX 16
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Standard 20 16 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7165.20160
ER 25 / ERMX 16
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Standard 25 16 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7165.25160
ER 11 / ERMX 8
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Standard 11 8 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7165.11080
ER 16 / ERMX 11
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Standard 16 11 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7165.16110
ERM 25 / ERM 20
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Standard 25 20 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7161.25200
ERM 25 / ERM 16
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Standard 25 16 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7161.25160
ERM 16 / ERM 11
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Standard 16 11 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7161.16110
ERM 20 / ERM 16
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Standard 20 16 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7161.20160
ER 25 / ERM 20
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Standard 25 20 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7162.25200
ERM 11 / ERM 8
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Standard 11 8 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7161.11080
ER 25 / ERM 16
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Standard 25 16 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7162.25160
ER 20 / ERM 16
get details
Standard 20 16 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7162.20160
ER 11 / ERM 8
get details
Standard 11 8 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7162.11080
ER 16 / ERM 11
get details
Standard 16 11 Standard DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 7162.16110